clk: socfpga: agilex: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20210907085137.4407-1-caihuoqing@baidu.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: caihuoqing1990

drivers/clk/socfpga/clk-agilex.c

@@ -500,12 +500,10 @@ static int n5x_clkmgr_init(struct platform_device *pdev)
 	struct device_node *np = pdev->dev.of_node;
 	struct device *dev = &pdev->dev;
 	struct stratix10_clock_data *clk_data;
-	struct resource *res;
 	void __iomem *base;
 	int i, num_clks;
 
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	base = devm_ioremap_resource(dev, res);
+	base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(base))
 		return PTR_ERR(base);